XPOWER Stage 4 HEPA Filter for AP-1800D Air Purifier System 1000 Watt CMH Grow Lights This protects the ballast from

This protects the ballast from moisture

JG Push-fit technology makes connecting tubing quick and easy

Unparalleled speed and efficiency

And whether you tell them your secret… or just simply enjoy being the object of their jealousy by keeping this Grand Master Growing Secret to yourself… is entirely up to you

enhancing growth and creating healthier flowers and fruits

XPOWER Stage 4 HEPA Filter for AP-1800D Air Purifier System 1000 Watt CMH Grow Lights This protects the ballast fromStage 4 HEPA Filter for AP 1800D Air Purifier System Compatible with the XPOWER AP 1800D Portable HEPA Air Filtration System, this 11. 5 inch thick, professional HEPA filter captures contaminants such as bacteria, allergens, mold and even 0. 3 sized sub micron particles at a rate of 99. 97%. Several pre filter air scrubber stages ensure a long life of this filter. Efficiency rating up to 99. 97% against 0. 3 micron particles Compatible with XPOWER AP